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USGS Daily Statistics for Indiana

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NOTE: USGS Indiana historic, recent, and real-time data will continue to be provided in Eastern Standard Time.


NOTE: During winter months, stage and discharge may be affected by ice. Click here for more information.

The statistics generated from this site are based on approved daily-mean data and may not match those published by the USGS in official publications. The user is responsible for assessment and use of statistics from this site. For more details on why the statistics may not match, click here.

USGS 04182000 ST. MARYS RIVER NEAR FORT WAYNE, IN


Allen County, Indiana
Hydrologic Unit Code 04100004
Latitude  40°59'16", Longitude  85°06'43" NAD27
Drainage area 762  square miles
Gage datum 748.41 feet above NAVD88
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00060, Discharge, cubic feet per second,
Day of
month		 Mean of daily mean values for each day for water year of record in, ft3/s   (Calculation Period 1930-10-01 -> 2024-09-30)

Calculation period restricted by USGS staff due to special conditions at/near site
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1 1,100 879 1,290 1,310 889 741 506 182 148 171 152 617
2 1,080 830 1,230 1,270 893 709 469 190 135 177 240 592
3 1,050 855 1,280 1,200 813 720 460 206 122 150 291 609
4 1,080 854 1,440 1,240 739 695 443 210 128 134 272 598
5 1,060 887 1,550 1,230 742 634 414 284 140 152 237 563
6 990 853 1,530 1,330 727 604 406 304 130 171 234 574
7 908 801 1,450 1,310 703 546 451 259 113 174 215 650
8 881 801 1,390 1,310 674 519 478 225 92 148 238 670
9 841 850 1,410 1,250 688 550 472 215 88 152 219 623
10 819 1,010 1,490 1,300 720 560 440 203 177 213 218 616
11 784 1,080 1,560 1,370 808 534 467 196 200 212 208 638
12 811 1,060 1,510 1,440 861 579 461 193 182 241 218 707
13 909 996 1,470 1,350 876 698 399 161 158 198 221 688
14 944 988 1,550 1,260 867 900 387 155 130 175 278 640
15 976 1,030 1,610 1,250 826 862 419 164 104 208 311 700
16 981 1,050 1,620 1,220 796 819 460 168 87 233 363 711
17 1,010 1,070 1,500 1,130 767 752 539 161 78 227 410 666
18 1,050 1,160 1,400 1,020 830 706 521 159 96 185 419 594
19 1,030 1,190 1,440 1,000 827 640 546 180 95 171 484 600
20 946 1,240 1,450 1,070 760 592 491 172 110 179 531 599
21 928 1,250 1,420 1,080 718 549 426 208 114 191 521 623
22 960 1,300 1,360 1,050 745 553 413 233 126 190 481 704
23 1,030 1,400 1,350 1,110 691 475 406 189 126 177 471 738
24 1,040 1,340 1,340 1,170 650 404 372 116 102 200 485 762
25 969 1,350 1,230 1,110 684 395 337 104 128 233 454 777
26 934 1,280 1,170 1,080 787 432 361 105 140 241 504 835
27 965 1,340 1,100 1,020 812 497 290 106 194 227 509 855
28 989 1,410 1,150 969 792 495 248 91 205 192 515 855
29 999 978 1,210 959 779 509 237 93 191 161 585 866
30 1,030   1,250 923 724 505 209 118 175 157 598 929
31 1,010   1,310   838   194 118   148   1,020